320213212104 has 32 divisors (see below), whose sum is σ = 820058228640. Its totient is φ = 104134377600.

The previous prime is 320213212103. The next prime is 320213212159. The reversal of 320213212104 is 401212312023.

It is a super-2 number, since 2×320213212104² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320213212103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162708982 + ... + 162710949.

It is an arithmetic number, because the mean of its divisors is an integer number (25626819645).

Almost surely, 2^320213212104 is an apocalyptic number.

It is an amenable number.

320213212104 is an abundant number, since it is smaller than the sum of its proper divisors (499845016536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320213212104 is a wasteful number, since it uses less digits than its factorization.

320213212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325419981 (or 325419977 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 320213212104 its reverse (401212312023), we get a palindrome (721425524127).

The spelling of 320213212104 in words is "three hundred twenty billion, two hundred thirteen million, two hundred twelve thousand, one hundred four".